CN120735841A - Carrier and connecting device of carrier - Google Patents

Abstract

The invention relates to a carrier and a connecting device of a bearing piece of the carrier, wherein the connecting device comprises a support frame, a joint structure and connecting pieces, the joint structure is used for installing the connecting device on a carrier support, the connecting pieces are provided with connecting parts which are matched with connecting seats of the bearing piece to connect the bearing piece, the joint structure and the connecting pieces are respectively arranged on the support frame, the connecting pieces are provided with more than one group, and the joint structure and all the connecting pieces are arranged at intervals in the length direction of the support frame. The connecting device can be connected to the carrier support through the joint structure, and the bearing pieces are installed through the connecting pieces, so that one or more groups of bearing pieces can be installed and connected to the carrier support at the same time, and the bearing capacity of the carrier is expanded. The carrier provided by the invention can simultaneously provide more than one bearing position by installing and connecting the connecting device, so that the bearing capacity of the carrier is expanded.

Description

Carrier and connecting device of carrier

Technical Field

The invention relates to the technical field of carrying articles, in particular to a connecting device of a bearing piece and a carrying tool with the connecting device.

Background

In the existing vehicles such as a stroller, only one set of seat devices is usually provided for a single person to sit on, and at the same time, the seat devices are often fixedly arranged, that is, only a single fixed position and a fixed manner of sitting support are usually provided on the existing vehicle, only one child can be carried, and the use manner and the functions of the existing vehicle are relatively single.

Disclosure of Invention

It is an object of the present invention to provide a connection device for a carrier solving one or more of the problems of the prior art.

In order to achieve the above purpose, the invention adopts the following technical scheme:

a connection device for a carrier, the connection device comprising:

A support frame;

An engagement structure for mounting the connection device to a carrier support;

The connecting piece is provided with a connecting part which is matched with the connecting seat of the bearing piece to connect the bearing piece;

The connecting pieces are arranged on the supporting frame at intervals in the length direction of the supporting frame, and the connecting pieces are arranged on the supporting frame at intervals.

Preferably, the engagement structure comprises a fixing member having a fixing portion for fixedly mounting the connecting device to the carrier support, the fixing member and the connecting member are respectively movably connected to the support frame, and the fixing member and the connecting member are arranged in linkage through the support frame, so that the support frame moves relative to the support frame in linkage when the support frame moves relative to the fixing member.

In some embodiments, the support frame comprises a first supporting rod and a second supporting rod which extend along the length direction respectively, the fixing piece is rotationally connected to the first supporting rod around a first axial lead, the fixing piece is rotationally connected to the second supporting rod around a second axial lead, the connecting piece is rotationally connected to the first supporting rod around a third axial lead, the connecting piece is rotationally connected to the second supporting rod around a fourth axial lead, and the first axial lead, the second axial lead, the third axial lead and the fourth axial lead are mutually parallel.

In some embodiments, the length extension direction of the fixing member is always parallel to the length extension direction of the connecting portion.

In some embodiments, the first strut and the second strut are parallel to each other, and a parallelogram structure is formed among the first strut, the second strut, the fixing member, and the connecting member.

In some embodiments, the first support rod and the second support rod are respectively provided with two groups arranged on the left side and the right side, the first support rod and the second support rod on each side are respectively provided with the fixing piece and the connecting piece, and a connecting rod is further connected between the first support rods on the two sides and/or between the second support rods on the two sides.

In some embodiments, the carrier support is provided with a mounting seat, the fixing part is mutually matched and detachably connected with the mounting seat, the connecting part is detachably connected with the connecting seat, and the connecting seat can also be mutually matched and detachably connected with the mounting seat.

In some embodiments, the fixing element is also provided with a connection structure adapted to the connection seat to connect the carrier element, so that the carrier element can be connected to the fixing element.

In some embodiments, the connecting piece is movably connected to the support frame, the support frame can be movably connected to the carrier support frame through the joint structure, and the joint structure and the connecting piece are arranged in linkage through the support frame, so that the connecting piece moves relative to the support frame in linkage when the support frame moves relative to the carrier support frame.

In some embodiments, the support frame includes a first strut and a second strut extending along a length direction, the engagement structure includes a first engagement portion provided on the first strut and a second engagement portion provided on the second strut, the first strut is rotatably connected with the carrier support around a first axis line through the first engagement portion, the second strut is rotatably connected with the carrier support around a second axis line through the second engagement portion, and the first engagement portion and the second engagement portion are shaft holes or connecting shafts;

the connecting piece is rotationally connected to the first supporting rod around a third axial lead, and is rotationally connected to the second supporting rod around a fourth axial lead, wherein the first axial lead, the second axial lead, the third axial lead and the fourth axial lead are mutually parallel.

In some embodiments, when the connecting device is mounted on the carrier support, the support frame can be movably disposed relative to the carrier support, and when the support frame moves to any position, the connecting portion can be connected with the connecting seat in an adapting manner all the time.

In some embodiments, the connection mount is configured to connect to the connection portion along a predetermined mounting direction, the connection portion extending along the predetermined mounting direction at all times.

In some embodiments, the connection base can move in a vertical direction to be connected with the connection part, and the connection part always keeps a vertical shape.

In some embodiments, the connection base is configured to be connected to the connection portion along a preset installation direction, when the connection device is installed on the carrier support, the support frame can rotate relative to the carrier support, the connection piece is rotationally connected to the support frame, and when the support frame rotates relative to the carrier support, the connection piece is driven to move, so that the connection portion always extends along the preset installation direction.

In some embodiments, at least one group of the connecting pieces is arranged on each of the different sides of the joint structure along the length direction of the support frame, wherein the number of the groups of the connecting pieces on each side of the joint structure is the same and the connecting pieces are symmetrically arranged on each of the different sides of the joint structure;

and/or the two groups of connecting pieces are respectively arranged on two different end parts in the length direction of the support frame, and the joint structure is positioned between the two groups of connecting pieces.

Another object of the present invention is to provide a vehicle, comprising a vehicle support, and a connecting device as described above, wherein the connecting device is mounted on the vehicle support through the engagement structure, and the connecting device is detachably connected with the vehicle support in a matching manner.

Due to the application of the technical scheme, the connecting device for the bearing parts has the advantages that the connecting device can be connected to the bearing part support through the joint structure, one or more groups of bearing parts can be installed and connected to the bearing part support simultaneously through the arrangement of more than one group of connecting parts on the support frame and the installation of the bearing parts through the connecting parts, and the bearing capacity of the bearing part is expanded. The carrier provided by the invention can simultaneously provide more than one bearing position by installing and connecting the connecting device, so that the bearing capacity of the carrier is expanded.

Drawings

In order to more clearly illustrate the technical solutions of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a carrier according to an embodiment of the invention, in which a connecting device is mounted on a carrier stand, and two carriers are in a first use state;

FIG. 2 is a schematic side view of the carrier of FIG. 1;

FIG. 3 is an exploded view of the carrier of FIG. 1;

FIG. 4 is a schematic perspective view of a connecting device in the carrier of FIG. 1;

FIG. 5 is a schematic side view of the connection device of FIG. 4;

FIG. 6 is a schematic perspective view of the connecting device of the carrier of FIG. 1 after moving relative to the carrier rack to switch the two carriers to a second use state;

FIG. 7 is a schematic side view of the carrier of FIG. 6;

FIG. 8 is a schematic perspective view of the connecting device of the carrier of FIG. 1 after moving relative to the carrier rack to switch the two carriers to a third use state;

FIG. 9 is a schematic side view of the carrier of FIG. 8;

FIG. 10 is a schematic perspective view of the attachment device of FIG. 1 removed and a carrier attached to the carrier bracket;

FIG. 11 is a schematic side view of the carrier of FIG. 10;

In the above figures:

10. the bearing piece, 101, the connecting seat, 101a, the splicing convex block;

20. The device comprises a carrier bracket, a mounting seat, a 201a, a plug interface, a 202, a first bracket, a 203 and a second bracket;

30. A connecting device; 1, a first supporting rod, 2, a second supporting rod, 3, a fixing piece, 31, a first seat body, 32, a fixing part, 33, a first mounting groove, 4, a connecting piece, 41, a second seat body, 42, a connector, 42a, a second mounting groove, 42b, a third mounting groove, 43, a connecting part, 5, a first shaft, 6, a second shaft, 7, a third shaft, 8, a fourth shaft, 9 and a connecting rod.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the attached drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art. The description of these embodiments is provided to assist understanding of the present invention, but is not intended to limit the present invention. In addition, technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.

The terms "upper," "lower," "left," "right," and the like herein indicate an orientation or positional relationship as defined by reference based on the orientation of an occupant seated on the carrier, and are merely for convenience in describing the application and simplifying the description, rather than indicating or implying that the device or element in question must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the application.

Example 1

The drawings of fig. 1-11 are true to scale and, for the sake of brevity, the proportions of the various elements are not listed in a single table, although the proportions and positions of the various elements are considered to be part of the present description.

Referring to the carriers shown in fig. 1 to 3, the carrier comprises a carrier support 20, a connecting device 30 arranged on the carrier support 20, and a carrier 10 arranged on the connecting device 30, wherein the carrier 10 is arranged on the carrier support 20 through the connecting device 30.

Referring to fig. 3 to 5, the connecting device 30 of the carrier 10 specifically includes a supporting frame, a joint structure and a connecting piece 4, wherein the joint structure is used for mounting the connecting device 30 on the carrier frame 20, the connecting piece 4 has a connecting portion 43 adapted to a connecting seat 101 of the carrier 10 to connect the carrier 10, the joint structure and the connecting piece 4 are respectively disposed on the supporting frame, the connecting piece 4 has more than one group, and the joint structure and all the connecting pieces 4 are distributed at intervals along the length direction of the supporting frame. Thus, by attaching the attachment device 30 to the carrier support 20 via the engagement structure and by attaching the carrier 10 to the attachment member 4, it is possible to form one or more sets of mounting of the carrier 10 on the carrier support 20, providing one or more carrying positions.

When specifically setting, when the connecting device 30 is installed on the carrier support 20, the support frame can be movably set relative to the carrier support 20, and when the support frame is moved to any position, the connecting portion 43 can be connected with the connecting seat 101 in an adapting manner all the time, that is, no matter how the position of the support frame is adjusted relative to the carrier support 20, the connecting portion 43 can be mutually matched with the connecting seat 101 to connect the carrier 10.

The connecting seat 101 is generally configured to be connected to the connecting portion 43 along a predetermined mounting direction, and in the connecting device 30 provided in the present embodiment, when the support frame moves to any position relative to the carrier frame 20, the connecting portion 43 always extends along the predetermined mounting direction, which enables a user to conveniently mount the carrier 10 on the connecting device 30. Specifically, in some embodiments, when the connecting device 30 is mounted on the carrier rack 20, the support rack can rotate relative to the carrier rack, the connecting piece 4 is rotationally connected to the support rack, and when the support rack rotates relative to the carrier rack 20, the connecting piece 4 can be driven to move, so that the connecting portion 43 always extends along the preset mounting direction.

Further, in some embodiments, the above-mentioned preset mounting direction is a vertical direction, and the connection portion 43 is always kept along the vertical direction, so that the user can mount the carrier 10 on the connection device 30 along the vertical direction, which is more consistent with the use habit and is more convenient to install.

Referring to the embodiment shown in fig. 1 to 11, the engagement structure comprises a fixing member 3, the fixing member 3 having a fixing portion 32 for mounting the connecting device 30 to the carrier bracket 20. The fixing pieces 3 and the connecting pieces 4 are respectively and movably connected to the supporting frame, the connecting pieces 4 are provided with more than one group, and the fixing pieces 3 and all the connecting pieces 4 are distributed at intervals in the length direction of the supporting frame. Accordingly, the carrier holder 20 is provided with a connection structure that cooperates with the fixing portion 32, so that the connection device 30 is fixedly mounted to the carrier holder 20 by the fixing portion 32 cooperating with the connection structure.

In particular, in some embodiments, the fixing member 3 is only used for connection between the support frame and the carrier frame 20, the carrier 10 is not connected to the fixing member 3, the number of the carrier 10 connected to the connecting device 30 depends on the number of the connecting members 4, when a plurality of bearing positions are required, a corresponding number of the connecting members 4 are arranged on the support frame, in other embodiments, the fixing member 3 is not only used for connection between the support frame and the carrier frame 20, but also a connecting structure adapted to the connecting seat 101 for connecting the carrier 10 is arranged on the fixing member 3, so that the carrier 10 can also be connected to the fixing member 3, and at this time, the number of the carrier 10 connected to the connecting device 30 is the sum of the number of the fixing member 3 and the number of the connecting members 4, or at this time, the fixing member 3 is also equivalent to one connecting member 4.

In particular, in the connecting device 30 provided in this embodiment, the fixing member 3 is only used for connecting the support frame and the carrier bracket 20, and the carrier 10 is not connected to the fixing member 3. In the connecting device 30, at least one group of connecting pieces 4 are arranged on two different sides of the fixing piece 3 along the length direction of the supporting frame, so that a plurality of groups of bearing pieces 10 can be connected at the same time, and a plurality of groups of bearing positions are provided. Preferably, the number of the connecting pieces 4 on both sides of the fixing piece 3 is the same, and the connecting pieces 4 are symmetrically arranged on different sides of the fixing piece 3, so that the stress on both sides of the fixing piece 3 is balanced, and the center of gravity of the whole carrier is stable after the connecting device 30 is installed on the carrier bracket 20 and the carrier 10 is connected. Of course, in other embodiments, only one set of connectors 4 may be provided, or all connectors 4 may be provided on the same side of the fixture 3.

Referring to fig. 1 to 11, in the present embodiment, two sets of connecting members 4 are provided, the two sets of connecting members 4 are respectively disposed at two different ends of the support frame in the length direction, the fixing member 3 is disposed between the two sets of connecting members 4, that is, two sides of the fixing member 3 are respectively provided with one set of connecting members 4, so that two sets of carrying members 10 can be simultaneously connected to provide carrying support at two positions, and a wider interval is provided between the two carrying members 10, so that a child does not feel crowded when being located on the carrying members 10.

In the connecting device 30, a fixing part 3 and a connecting part 4 are respectively movably connected to a supporting frame, the fixing part 3 and the connecting part 4 are arranged in a linkage manner through the supporting frame, so that the connecting part 4 can move relative to the supporting frame in a linkage manner when the supporting frame moves relative to the fixing part 3, after the fixing part 3 is connected to a carrier bracket 20, the connecting part 4 can correspondingly move relative to the supporting frame by driving the supporting frame to move relative to the fixing part 3, and the position of a carrier 10 connected with the connecting part 4 on the carrier bracket 20 is adjusted.

In the connecting device 30, the length extending direction of the fixing member 3 and the length extending direction of the connecting member 4 are always parallel to each other, so that the position of the bearing member 10 relative to the carrier bracket 20 can be changed only when the supporting frame drives the connecting member 4 to move after the supporting frame moves relative to the fixing member 3, and the bearing member 10 cannot provide a safe and stable bearing support due to the change of the bearing state of the bearing member 10 caused by the overturning of the bearing member 10.

Specifically, the support frame comprises a first support rod 1 and a second support rod 2 which extend along the length direction respectively, a fixing piece 3 is rotationally connected to the first support rod 1 around a first shaft 5, the fixing piece 3 is rotationally connected to the second support rod 2 around a second shaft 6, a connecting piece 4 is rotationally connected to the first support rod 1 around a third shaft 7, the connecting piece 4 is rotationally connected to the second support rod 2 around a fourth shaft 8, wherein the first shaft axis X1 of the first shaft 5, the second shaft axis X2 of the second shaft 6, the third shaft axis X3 of the third shaft 7 and the fourth shaft axis X3 of the fourth shaft 8 are parallel to each other. In this way, a four-bar linkage is formed between the first strut 1, the second strut 2, the fixing member 3 and the connecting member 4. In this embodiment, the first supporting rod 1 and the second supporting rod 2 are parallel to each other, and a parallelogram structure is formed among the first supporting rod 1, the second supporting rod 2, the fixing member 3 and the connecting member 4, so that when the first supporting rod 1 rotates relative to the fixing member 3, the second supporting rod 2 swings correspondingly, so that the connecting member 4 always maintains the original extending direction, that is, maintains the state parallel to the fixing member 3, thereby ensuring that the bearing member 10 is stably and safely supported.

The connecting device 30 is also provided with locking means to lock the support frame relative to the fixing 3 so that the components on the connecting device 30 are locked relative to each other. The locking structure may specifically be a locking member that is disposed between two members among the four members of the first strut 1, the second strut 2, the fixing member 3, and the connecting member 4 and locks the two members to each other, for example, a locking joint member is disposed at a rotational connection position of two adjacent members. The locking structure is not an important point of the present application, and may specifically be a locking structure in the prior art, which is not described herein.

In the embodiment, the first supporting rod 1 and the second supporting rod 2 are respectively provided with two groups which are respectively arranged at the left side and the right side, the first supporting rod 1 and the second supporting rod 2 at each side are respectively provided with a fixing piece 3 and a connecting piece 4, wherein a connecting rod 9 is fixedly arranged between one end parts of the two groups of first supporting rods 1, this allows the connection means 30 to be integrated and also allows the first struts 1 on both sides to be rotated relative to the fixed member 3 by operating the connecting rod 9, thereby allowing adjustment of the state of the connection means 30 and adjustment of the position of the carrier 10. In other embodiments, the connecting rod 9 may be fixedly connected between the two sets of second struts 2, or the connecting rod 9 may be disposed between the first struts 1 on both sides and between the second struts 2 on both sides.

Referring to fig. 3 and 4, the fixing member 3 has a first base 31, a first mounting groove 33 is formed in the first base 31, the first mounting groove 33 is a U-shaped groove with an upward opening, the first strut 1 and the second strut 2 are axially threaded through the first mounting groove 33 one by one and are rotationally connected with the first base 31, and a fixing portion 32 is provided on the first base 31 for connection with the carrier bracket 20. The connecting piece 4 is provided with a second base 41 and a connecting head 42 fixedly arranged on the second base 41, the connecting part 43 is arranged on the connecting head 42 and is used for being connected with the connecting seat 101 of the bearing piece 10, a second mounting groove 42a and a third mounting groove 42b are arranged on the second base 41 one by one, the first supporting rod 1 is arranged in the second mounting groove 42a in a penetrating mode and is connected with the second base 41 in a rotating mode, and the second supporting rod 2 is arranged in the third mounting groove 42b in a penetrating mode and is connected with the second base 41 in a rotating mode.

In this embodiment, the carrier stand 20 has a mounting seat 201 thereon, the fixing portion 32 of the fixing member 3 can be mutually matched and detachably connected with the mounting seat 201, and the connecting portion 43 of the connecting member 4 can be detachably connected with the connecting seat 101 of the carrier 10, wherein the connecting seat 101 can also be mutually matched and detachably connected with the mounting seat 201. In this way, it is possible to selectively attach the carrier 10 to the carrier holder 20 by connecting the carrier 10 to the mount 201 through the connection base 101, or to selectively attach the fixing portion 32 of the fixing member 3 to the mount 201 and attach the connecting device 30 to the carrier holder 20, and attach one or more carriers 10 through the connecting device 30.

Referring to the drawings, the carrier provided in this embodiment is a stroller, the carrier support 20 is a stroller frame, the side supports on the left and right sides of the stroller frame are respectively provided with a mounting seat 201, each mounting seat 201 is provided with a plugging port 201a, the fixing portion 32 on the fixing member 3 is a plugging protrusion capable of being plugged into the plugging port 201a from top to bottom, the connecting seat 101 of the carrier 10 is provided with a plugging protrusion 101a, the connecting portion 43 of the connecting member 4 is a plugging slot capable of being plugged into the plugging protrusion 101a in a matched manner, and the plugging protrusion 101a can also be plugged into the plugging port 201a from top to bottom and mounted on the mounting seat 201.

The left side bracket and the right side bracket of the cart frame respectively comprise a first bracket 202 and a second bracket 203 which are connected in a rotating way, and the mounting seat 201 is connected with the first bracket 202 and/or the second bracket 203 in a rotating way, so that the mounting seat 201 can also rotate relative to the first bracket 202 and the second bracket 203 in the folding process of the cart frame when the first bracket 202 and the second bracket 203 are folded in a rotating way, and the support frame of the connecting device 30 and the cart frame are folded mutually. While in the locked and extended state of the stroller frame, the mount 201 is secured to the stroller frame.

When the connecting device 30 is installed on the cart frame for use, the fixing piece 3 is mutually matched and connected with the installation seat 201, the fixing piece 3 is fixed on the cart frame, and the two bearing pieces 10 are respectively connected to the two connecting pieces 4 through the connecting seats 101, so that the two bearing pieces 10 are respectively installed at two ends of the support frame.

As shown in fig. 1 and 2, when the support frame is substantially parallel to the side frames of the cart frame, i.e. the first strut 1 and the second strut 2 extend obliquely from bottom to top, the two bearing members 10 are disposed on the cart frame one behind the other, and when the first strut 1 is driven to rotate relative to the fixing member 3, the second strut 2 correspondingly rotates, so that the extending direction of the support frame is adjusted, and the positions of the two bearing members 10 on the cart frame are changed. Specifically, when the support frame is shifted to extend in the horizontal direction, as shown in fig. 6 and 7, the two carriers 10 are located at the same height and are disposed on the cart frame in tandem, and when the support frame is shifted to extend gradually downward from front to rear, as shown in fig. 8 and 9, the two carriers 10 are disposed on the cart frame in tandem and the height of the front carrier 10 is higher than the height of the rear carrier 10. In the process of adjusting the position of the support frame, the extending directions of the connecting piece 4 and the fixing piece 3 are always unchanged, the connecting piece 4 and the fixing piece 3 are parallel to each other and extend along the vertical direction, so that the posture of the bearing piece 10 connected to the connecting piece 4 can not be changed.

The carrier 10 is embodied as a child seat pocket that can be converted into a use position to provide a child sitting or lying. The connecting device 30 is adopted to install the two bearing pieces 10, so that the relative positions of the two bearing pieces 10 on the carrier support 20 can be adjusted, diversified use requirements of users are met, and the two bearing pieces 10 have larger spacing on the carrier support 20, so that riding is more comfortable. Of course, in other embodiments, the carrier 10 may also be a basket, cage, or the like.

The carrier rack 20 provided in this embodiment may be used without the connecting device 30, and after the connecting device 30 is removed, the carrier 10 is directly connected to the mounting seat 201 through the connecting seat 101, so that the carrier has one carrier 10 to provide a single person for sitting.

The connecting device 30 provided in this embodiment can be used in cooperation with a carrier grafted with a single seat pocket in the prior art, when a plurality of children need to be carried, the connecting device 30 is directly installed on the carrier bracket 20 of the existing carrier, and the original single seat pocket and a newly added single seat pocket are respectively used as the bearing parts 10 to be correspondingly connected to the two connecting parts 4, so that the bearing function of the carrier can be expanded, the double carrier does not need to be purchased again after a new child is added, convenience is brought to users, and the cost is saved.

Example 2

Not shown, the present embodiment differs from embodiment 1 mainly in the arrangement of the joint structure. In this embodiment, the connecting structure does not include a fixing member, and after the support frame is movably connected to the carrier frame 20 through the connecting structure, the connecting structure and the connecting member 4 are arranged in a linkage manner through the support frame, so that the connecting member 4 moves relative to the support frame by linkage when the support frame moves relative to the carrier frame 20.

Specifically, the joint structure includes a first joint portion disposed on the first strut 1 and a second joint portion disposed on the second strut 2, the first strut 1 is rotationally connected with the carrier support 20 around a first axis X1 through the first joint portion, the second strut 2 is rotationally connected with the carrier support 20 around a second axis through the second joint portion 2, the connecting piece 4 is rotationally connected to the first strut 1 around a third axis X3, the connecting piece 4 is rotationally connected to the second strut 2 around a fourth axis X4, wherein the first axis X1, the second axis X2, the third axis X3 and the fourth axis X4 are parallel to each other.

The first joint portion on the first strut 1 and the second joint portion on the second strut 2 may be shaft holes or connecting shafts, and accordingly, the connecting shafts and the shaft holes are provided on the carrier support 20, so that the first strut 1 and the second strut 2 can be respectively and rotatably connected to the carrier support 20, without providing the fixing member 3 and the mounting seat on the carrier support 20, and in general, when the solution of this embodiment is adopted, the connecting device is not detachable on the carrier support 20.

Example 3

The difference between the present embodiment and embodiments 1 and 2 is that, on the connecting device 30, there are multiple groups of connecting members 4, and the multiple connecting portions 43 on the multiple groups of connecting members 4 correspond to the multiple connecting seats 101 on the same carrier 10, that is, the connecting device 30 provides multiple bearing positions, which are matched with the multiple connecting seats 101 on the same carrier 10 in a one-to-one correspondence manner, so as to connect the carrier 10 to the supporting frame through multiple positions.

As a modification of the above embodiment, the connection device 30 may connect a plurality of carriers 10 at the same time, wherein a part of the carriers 10 are mounted by the engagement of one connector 4 with the connection base 101 and another part of the carriers 10 are mounted by the engagement of a plurality of connectors 4 with the connection base 101, or the connection device 30 may connect a plurality of carriers 10 at the same time, and all of the carriers 10 are mounted by the engagement of a plurality of connectors 4 with the connection base 101.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. If a definition used herein contradicts or is inconsistent with a definition set forth in other publications, the definition used herein should prevail.

It should also be noted that "rotational connection" in the above embodiments refers to a pivotal connection unless the context clearly indicates otherwise.

As used in this specification and in the claims, the terms "comprises" and "comprising" merely indicate that the steps and elements are explicitly identified, and do not constitute an exclusive list, as other steps or elements may be included in a method or apparatus.

It is further understood that the term "plurality" in this disclosure means two or more, and other adjectives are similar thereto. "and/or" describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate that there are three cases of a alone, a and B together, and B alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. The singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It is further understood that the terms "first," "second," and the like are used to describe various information, but such information should not be limited to these terms. These terms are only used to distinguish one type of information from another and do not denote a particular order or importance. Indeed, the expressions "first", "second", etc. may be used entirely interchangeably. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure.

The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the essence of the present invention should be covered within the protection scope of the present invention.

Claims (11)

1. A connection device for a carrier, the connection device comprising:

A support frame;

An engagement structure for mounting the connection device to a carrier support;

The connecting piece is provided with a connecting part which is matched with the connecting seat of the bearing piece to connect the bearing piece;

The connecting pieces are arranged on the supporting frame at intervals in the length direction of the supporting frame, and the connecting pieces are arranged on the supporting frame at intervals.

2. The device for connecting a carrier according to claim 1, wherein the engagement structure comprises a fixing member having a fixing portion for fixedly mounting the connection device to a carrier bracket, the fixing member and the connecting member are movably connected to the supporting frame, respectively, and the fixing member and the connecting member are disposed in linkage through the supporting frame so that the connecting member moves relative to the supporting frame in linkage when the supporting frame moves relative to the fixing member.

3. The device for connecting a carrier according to claim 2, wherein the supporting frame comprises a first supporting rod and a second supporting rod extending along a length direction, the fixing member is rotatably connected to the first supporting rod around a first axis, the fixing member is rotatably connected to the second supporting rod around a second axis, the connecting member is rotatably connected to the first supporting rod around a third axis, the connecting member is rotatably connected to the second supporting rod around a fourth axis, and the first axis, the second axis, the third axis and the fourth axis are parallel to each other.

4. The connecting device of the bearing piece according to claim 3, wherein the length extension direction of the fixing piece is always parallel to the length extension direction of the connecting part;

And/or the first supporting rod and the second supporting rod are mutually parallel, a parallelogram structure is formed among the first supporting rod, the second supporting rod, the fixing piece and the connecting piece, and/or,

The first support rod and the second support rod are respectively provided with two groups which are respectively arranged at the left side and the right side, the first support rod and the second support rod at the left side and the right side are respectively provided with a fixing piece and a connecting piece, and connecting rods are further connected between the first support rods at the two sides and/or between the second support rods at the two sides.

5. The device for connecting a carrier according to claim 2, wherein the carrier holder has a mounting base thereon, the fixing portion and the mounting base are adapted to each other and detachably connected, the connecting portion and the connecting base are detachably connected, wherein the connecting base is further adapted to each other and detachably connected with the mounting base;

and/or the fixing piece is also provided with a connecting structure which is matched with the connecting seat to connect the bearing piece, so that the bearing piece can be connected to the fixing piece.

6. The device for connecting a carrier according to claim 1, wherein the connecting member is movably connected to the supporting frame, the supporting frame is movably connected to the carrier support through the engaging structure, and the engaging structure and the connecting member are arranged in a linkage manner through the supporting frame, so that the connecting member moves relative to the supporting frame in a linkage manner when the supporting frame moves relative to the carrier support.

7. The device for connecting a carrier according to claim 6, wherein the supporting frame comprises a first supporting rod and a second supporting rod which extend along a length direction respectively, the joint structure comprises a first joint part arranged on the first supporting rod and a second joint part arranged on the second supporting rod, the first supporting rod is rotatably connected with the carrier bracket around a first axial line through the first joint part, the second supporting rod is rotatably connected with the carrier bracket around a second axial line through the second joint part, and the first joint part and the second joint part are shaft holes or connecting shafts;

the connecting piece is rotationally connected to the first supporting rod around a third axial lead, and is rotationally connected to the second supporting rod around a fourth axial lead, wherein the first axial lead, the second axial lead, the third axial lead and the fourth axial lead are mutually parallel.

8. The device for connecting a carrier according to claim 1, wherein the support frame is movably disposed with respect to the carrier frame when the device is mounted on the carrier frame, and the connection portion is adapted to be connected with the connection base when the support frame is moved to any position.

9. The connecting device of the bearing piece according to claim 8, wherein the connecting seat is configured to be connected to the connecting portion along a preset mounting direction, and the connecting portion extends along the preset mounting direction all the time;

And/or the connecting seat can move along the vertical direction to be connected with the connecting part, and the connecting part always keeps a vertical shape;

And/or the connecting seat is configured to be connected to the connecting part along a preset installation direction, when the connecting device is installed on the carrier support, the support frame can rotate relative to the carrier support, the connecting piece is rotationally connected to the support frame, and the support frame drives the connecting piece to move relative to the carrier support when rotating, so that the connecting part always extends along the preset installation direction.

10. The connection device for load bearing members according to any one of claims 1 to 9, wherein at least one set of the connection members is provided on both different sides of the engagement structure in a longitudinal direction of the supporting frame;

the connecting pieces on each side of the joint structure are identical in group number and symmetrically arranged on the two different sides of the joint structure;

and/or the two groups of connecting pieces are respectively arranged on two different end parts in the length direction of the support frame, and the joint structure is positioned between the two groups of connecting pieces.

11. A vehicle comprising a carrier support and a connecting device according to any one of claims 1 to 10, said connecting device being mounted on said carrier support by means of said engagement structure,

Wherein, the connecting device is detachably matched and connected with the carrier bracket.